diff options
Diffstat (limited to 'fs/nfs/nfs4file.c')
| -rw-r--r-- | fs/nfs/nfs4file.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c index 6b3b372b59b9..4288a6ecaf75 100644 --- a/fs/nfs/nfs4file.c +++ b/fs/nfs/nfs4file.c @@ -133,10 +133,15 @@ static ssize_t nfs4_copy_file_range(struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, size_t count, unsigned int flags) { + ssize_t ret; + if (file_inode(file_in) == file_inode(file_out)) return -EINVAL; - - return nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count); +retry: + ret = nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count); + if (ret == -EAGAIN) + goto retry; + return ret; } static loff_t nfs4_file_llseek(struct file *filep, loff_t offset, int whence) @@ -149,6 +154,7 @@ static loff_t nfs4_file_llseek(struct file *filep, loff_t offset, int whence) ret = nfs42_proc_llseek(filep, offset, whence); if (ret != -ENOTSUPP) return ret; + /* Fall through */ default: return nfs_file_llseek(filep, offset, whence); } |